Levonotion Studios

Translational Walk Aid (TWA) is a Blender addon from Levonotion Studios that translates a biped character walk animation forward, moving a foot while the center of mass shifts into position based on stride length.

Link Shapekeys is a Blender add-on from Levonotion Studios that connects shape keys across multiple meshes using drivers, letting you control them from a single mesh. It can also delete all drivers from selected meshes.